1.1 This standard deals with the determination of normal magnetization curve connecting flux density and magnetizing field of iron and steel in the form of bars, rods or strip specimens which may be cut, machined or ground from cast, compacted, sintered, forged, extruded, rolled or other fabricated materials.
IS 10181-1982 history
1982IS 10181-1982 Determination method of magnetic permeability of steel